Change the Default Username

1. Enter Global Configuration mode:

   enable

   configure terminal

2. Change the default username:

   username WORD <1-20> level {l1|l2|l3|ro|rw|rwa}

   The system displays the following message:

   Do you want to change username for the default RO user ?

3. Type y.
4. Enter the old password.
5. Enter the new password.
6. Re-enter the new password.

Example

Change the default username:

Switch:1>enable
Switch:1#config t
Enter configuration commands, one per line.  End with CNTL/Z.
Switch:1(config)#username EXUser ?
  level  Which access level
Switch:1(config)#username EXUser level ?
  l1   Change Layer 1 read write enable password
  l2   Change Layer 2 read write enable password
  l3   Change Layer 3 read write enable password
  ro   Change read only enable password
  rw   Change read write enable password
  rwa  Change read write all enable password

Switch:1(config)#username EXUser level ro

Do you want to change username for the default RO user ?  (y/n) ? y

Enter the old password : **
Enter the New password : *****
Re-enter the New password : *****